netdev - Re: [PATCH net-next 08/40] net: fec: move cbd_bufaddr assignment closer to the mapping function

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Message-ID: <1725152.bhtFKTSjnb@wuerfel>
Date:	Thu, 28 Jan 2016 23:02:19 +0100
From:	Arnd Bergmann <arnd@...db.de>
To:	linux-arm-kernel@...ts.infradead.org
Cc:	Troy Kisky <troy.kisky@...ndarydevices.com>,
	netdev@...r.kernel.org, davem@...emloft.net, B38611@...escale.com,
	fabio.estevam@...escale.com, andrew@...n.ch,
	linux@....linux.org.uk, laci@...ndarydevices.com,
	l.stach@...gutronix.de, shawnguo@...nel.org, tremyfr@...il.com,
	Johannes Berg <johannes@...solutions.net>
Subject: Re: [PATCH net-next 08/40] net: fec: move cbd_bufaddr assignment closer to the mapping function

On Thursday 28 January 2016 14:25:32 Troy Kisky wrote:
> Signed-off-by: Troy Kisky <troy.kisky@...ndarydevices.com>
> ---
>  drivers/net/ethernet/freescale/fec_main.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)

[note: missing changelog?]

> diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c
> index b87f80d..15a93f90 100644
> --- a/drivers/net/ethernet/freescale/fec_main.c
> +++ b/drivers/net/ethernet/freescale/fec_main.c
> @@ -476,6 +476,8 @@ static int fec_enet_txq_submit_skb(struct fec_enet_priv_tx_q *txq,
>  				estatus |= BD_ENET_TX_TS;
>  		}
>  	}
> +	bdp->cbd_bufaddr = addr;
> +	bdp->cbd_datlen = buflen;
>  
>  	if (fep->bufdesc_ex) {
>  
> @@ -499,8 +501,6 @@ static int fec_enet_txq_submit_skb(struct fec_enet_priv_tx_q *txq,
>  	/* Save skb pointer */
>  	txq->tx_skbuff[index] = skb;
>  
> -	bdp->cbd_datlen = buflen;
> -	bdp->cbd_bufaddr = addr;
>  	/* Make sure the updates to rest of the descriptor are performed before
>  	 * transferring ownership.
>  	 */
> 

This patch and others in the series conflicts with the bugfix "net: fec: make
driver endian-safe" that Johannes sent this week. Can you include his fix
in your series and ensure that all descriptor accesses are done in
an endian-safe way?

	Arnd